Diameter (mm):

6.25 +0.0/-0.025

Effective Focal Length EFL (mm):

12.50

Focal Length Tolerance (%):

±1

Back Focal Length BFL (mm):

10.22

Focal Length Specification Wavelength (nm):

405.00

Clear Aperture CA (mm):

5.25

Centering (arcmin):

<1

Center Thickness CT (mm):

4.60 ±0.10

Center Thickness CT 1 (mm):

3.50 ±0.05

Center Thickness CT 2 (mm):

1.10 ±0.05

Radius R₁ (mm):

7.56

Radius R₂ (mm):

-5.53

Radius R₃ (mm):

-14.30

Edge Thickness ET (mm):

3.58

N-FK5 / F2HT

Surface Quality:

40-20

f/#:

2

Numerical Aperture NA:

0.25

Coating:

UV-VIS (345-700nm)

Coating Specification:

R_avg ≤1.5% @ 345 - 700nm

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Bevel:

Protective bevel as needed

Type:

Achromatic Lens

Wavelength Range (nm):

345 - 700

6.25mm Dia. x 12.5mm EFL, UV-VIS Coated, Near UV Achromatic Lens

Regulatory Compliance

產品系列說明

6.25mm Dia. x 12.5mm EFL, UV-VIS Coated, Near UV Achromatic Lens

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Regulatory Compliance

產品系列說明